For various reasons, different automakers offer different setup methods. The two most common ones involve opening an email link on your phone, or using an automaker's first-party Android app.

Google launched its Digital Car Key feature on select Android 12 phones last year, allowing owners to automatically unlock and start supported vehicles with the phone in their pocket -- no key fob ...

Android is introducing an accessible reading mode and digital car key sharing Digital car keys can initially be shared with iPhone and Pixel users but not with other Android devices.